Black hairy tongue is caused by bacteria and a fungus on tongue. The papillae of the tongue is normally a pinkish-white but the pigments of the bacteria and yeast cause a discoloration which is usually black. Other colors are also seen such as brown. green and yellow .Some of the causes are poor oral hygiene, smoking, drinking lots of coffee or tea, being dehydrated and certain medications.
Answered 4/30/2022
0 views
3 doctors weighed in across 2 answers
4 doctors weighed in across 2 answers
3 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question